199504344

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20627}}^1$

素因数の和:20680

約数の個数: 64

約数和(自身を含む): 554480640

約数和(自身を除く): 354976296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 20627, 41254, 61881, 82508, 123762, 165016, 247524, 268151, 495048, 536302, 639437, 804453, 1072604, 1278874, 1608906, 1918311, 2145208, 2557748, 3217812, 3836622, 5115496, 6435624, 7673244, 8312681, 15346488, 16625362, 24938043, 33250724, 49876086, 66501448, 99752172, 199504344]

約数ペア:

[(1, 199504344), (2, 99752172), (3, 66501448), (4, 49876086), (6, 33250724), (8, 24938043), (12, 16625362), (13, 15346488), (24, 8312681), (26, 7673244), (31, 6435624), (39, 5115496), (52, 3836622), (62, 3217812), (78, 2557748), (93, 2145208), (104, 1918311), (124, 1608906), (156, 1278874), (186, 1072604), (248, 804453), (312, 639437), (372, 536302), (403, 495048), (744, 268151), (806, 247524), (1209, 165016), (1612, 123762), (2418, 82508), (3224, 61881), (4836, 41254), (9672, 20627)]